Initial commit

server/models/Device.js

@@ -0,0 +1,88 @@
+const { DataTypes } = require('sequelize');
+
+module.exports = (sequelize) => {
+  const Device = sequelize.define('Device', {
+    id: {
+      type: DataTypes.INTEGER,
+      primaryKey: true,
+      allowNull: false,
+      comment: 'Unique device identifier from hardware'
+    },
+    name: {
+      type: DataTypes.STRING,
+      allowNull: true,
+      comment: 'Human-readable device name'
+    },
+    geo_lat: {
+      type: DataTypes.DECIMAL(10, 8),
+      allowNull: true,
+      comment: 'Device latitude coordinate'
+    },
+    geo_lon: {
+      type: DataTypes.DECIMAL(11, 8),
+      allowNull: true,
+      comment: 'Device longitude coordinate'
+    },
+    location_description: {
+      type: DataTypes.TEXT,
+      allowNull: true,
+      comment: 'Human-readable location description'
+    },
+    is_active: {
+      type: DataTypes.BOOLEAN,
+      defaultValue: true,
+      comment: 'Whether the device is currently active'
+    },
+    last_heartbeat: {
+      type: DataTypes.DATE,
+      allowNull: true,
+      comment: 'Timestamp of last heartbeat received'
+    },
+    heartbeat_interval: {
+      type: DataTypes.INTEGER,
+      defaultValue: 300, // 5 minutes
+      comment: 'Expected heartbeat interval in seconds'
+    },
+    firmware_version: {
+      type: DataTypes.STRING,
+      allowNull: true,
+      comment: 'Device firmware version'
+    },
+    installation_date: {
+      type: DataTypes.DATE,
+      allowNull: true,
+      comment: 'When the device was installed'
+    },
+    notes: {
+      type: DataTypes.TEXT,
+      allowNull: true,
+      comment: 'Additional notes about the device'
+    },
+    created_at: {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW
+    },
+    updated_at: {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW
+    }
+  }, {
+    tableName: 'devices',
+    timestamps: true,
+    createdAt: 'created_at',
+    updatedAt: 'updated_at',
+    indexes: [
+      {
+        fields: ['geo_lat', 'geo_lon']
+      },
+      {
+        fields: ['last_heartbeat']
+      },
+      {
+        fields: ['is_active']
+      }
+    ]
+  });
+
+  return Device;
+};